OpenTechnical

OT-2026-000097117

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000097117) never changes.

Identity and time

Publication numberOT-2026-000097117 · never reused
Internal UUID01a0aea1-01c9-7595-a09d-f75a01494e92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097117
StatusPUBLIC

Content hashes

Canonical text95fe5c5b3b37c2c585ce21dd73c820965f6dc941fadd6fd626a62c8f8315b299
Markdown9cdc0aea9413c2538b686f6b3f7d95e3f60e0d16d248784a47235921dcbb654b
PDF
Publication page8a35cbac830c1b00082688ed0dac1ca9874392f0bcb82836d8b1bcc5a64e4fc6
Manifesta6b916c4e3cfdc9c42f4b2f84ffa997907a1453510c0c3887f72986509491023

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature3P9A+rFoFbnNN1Kh2KNepthX/qEDNskD/FJR6L7JuMcsebl/PYKM31bR3UcK/N0XoCTCIiz4ONmb+oG+jgMhCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:51.679718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097117
observed 8a35cbac830c1b00082688ed0dac1ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:51.660880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097117/manifest.json
observed a6b916c4e3cfdc9c42f4b2f84ffa9979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:51.642913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097117/publication.md
observed 9cdc0aea9413c2538b686f6b3f7d95e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:51.624547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097117/publication.txt
observed 95fe5c5b3b37c2c585ce21dd73c82096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.